80404688

素因数分解:

$2^4\times 7^5\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:79

約数の個数: 120

約数和(自身を含む): 204236928

約数和(自身を除く): 123832240

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 46, 49, 52, 56, 91, 92, 98, 104, 112, 161, 182, 184, 196, 208, 299, 322, 343, 364, 368, 392, 598, 637, 644, 686, 728, 784, 1127, 1196, 1274, 1288, 1372, 1456, 2093, 2254, 2392, 2401, 2548, 2576, 2744, 4186, 4459, 4508, 4784, 4802, 5096, 5488, 7889, 8372, 8918, 9016, 9604, 10192, 14651, 15778, 16744, 16807, 17836, 18032, 19208, 29302, 31213, 31556, 33488, 33614, 35672, 38416, 55223, 58604, 62426, 63112, 67228, 71344, 102557, 110446, 117208, 124852, 126224, 134456, 205114, 218491, 220892, 234416, 249704, 268912, 386561, 410228, 436982, 441784, 499408, 717899, 773122, 820456, 873964, 883568, 1435798, 1546244, 1640912, 1747928, 2871596, 3092488, 3495856, 5025293, 5743192, 6184976, 10050586, 11486384, 20101172, 40202344, 80404688]

約数ペア:

[(1, 80404688), (2, 40202344), (4, 20101172), (7, 11486384), (8, 10050586), (13, 6184976), (14, 5743192), (16, 5025293), (23, 3495856), (26, 3092488), (28, 2871596), (46, 1747928), (49, 1640912), (52, 1546244), (56, 1435798), (91, 883568), (92, 873964), (98, 820456), (104, 773122), (112, 717899), (161, 499408), (182, 441784), (184, 436982), (196, 410228), (208, 386561), (299, 268912), (322, 249704), (343, 234416), (364, 220892), (368, 218491), (392, 205114), (598, 134456), (637, 126224), (644, 124852), (686, 117208), (728, 110446), (784, 102557), (1127, 71344), (1196, 67228), (1274, 63112), (1288, 62426), (1372, 58604), (1456, 55223), (2093, 38416), (2254, 35672), (2392, 33614), (2401, 33488), (2548, 31556), (2576, 31213), (2744, 29302), (4186, 19208), (4459, 18032), (4508, 17836), (4784, 16807), (4802, 16744), (5096, 15778), (5488, 14651), (7889, 10192), (8372, 9604), (8918, 9016)]